Fluocinolone Acetonide EP Impurity B

Name: Fluocinolone Acetonide EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-022671

About Fluocinolone Acetonide EP Impurity B

Fluocinolone Acetonide EP Impurity B (CAS 65751-34-0) is a pharmacopeial impurity of Fluocinolone acetonide offered by Vaqora Chemicals. Formula C23H28F2O6, molecular weight 438.5 g/mol. Common synonyms include Fluocinolone Acetonide - Impurity B and Fluocinolone Acetonide-20-Carboxylic Acid.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Fluocinolone acetonide to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Fluocinolone Acetonide EP Impurity B in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Fluocinolone acetonide

View every impurity, metabolite and intermediate we list for Fluocinolone acetonide.

Fluocinolone acetonide impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Fluocinolone Acetonide EP Impurity B
Catalogue No.	VQ-022671
CAS Number	65751-34-0
IUPAC name	(1S,2S,4R,8S,9S,11S,12R,13S,19S)-12,19-difluoro-11-hydroxy-6,6,9,13-tetramethyl-16-oxo-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-diene-8-carboxylic acid
Molecular formula	C₂₃H₂₈F₂O₆
Molecular weight	438.5 g/mol
Exact mass	438.1854
Grade	Reference Standard
HSN code	38229090
InChIKey	NURGGCFNQHBYEW-QXWOZTMISA-N
SMILES	C[C@]12C[C@@H]([C@]3([C@H]([C@@H]1C[C@@H]4[C@]2(OC(O4)(C)C)C(=O)O)C[C@@H](C5=CC(=O)C=C[C@@]53C)F)F)O
PubChem CID	14442538

Physical properties
Physical form	Solid
LogP (XLogP3)	3
H-bond donors / acceptors	2 / 8
TPSA	93.1 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Fluocinolone Acetonide EP Impurity B?

The CAS Registry Number of Fluocinolone Acetonide EP Impurity B is 65751-34-0. It is also known as Fluocinolone Acetonide - Impurity B, Fluocinolone Acetonide-20-Carboxylic Acid, Fluocinolone acetonide 17beta-carboxylic acid.

What is the molecular formula and molecular weight of Fluocinolone Acetonide EP Impurity B?

Fluocinolone Acetonide EP Impurity B has the molecular formula C23H28F2O6 and a molecular weight of 438.5 g/mol.

What is Fluocinolone Acetonide EP Impurity B used for?

Fluocinolone Acetonide EP Impurity B is supplied as a characterised reference material related to Fluocinolone acetonide. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Fluocinolone Acetonide EP Impurity B can I order?

We supply Fluocinolone Acetonide EP Impurity B in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Fluocinolone Acetonide EP Impurity B?

Yes. Every lot of Fluocinolone Acetonide EP Impurity B is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Fluocinolone Acetonide EP Impurity B be shipped internationally?

Yes. We export Fluocinolone Acetonide EP Impurity B worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.